<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="utf-8">
    <title>Responsive Page</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="css/normalize.css">
    <style>
        ul {
            margin: 0;
            padding: 0;
            font-size: 0;
        }

        ul li {
            box-sizing: border-box;
            display: inline-block;
            width: 10%;
            padding: 10px;
            margin: 0;
            list-style: none;
            border: 1px solid #fff;
            background-color: #333;
        }

        ul li img {
            width: 100%;
        }

        @media only screen and (max-width: 768px) {

            ul li {
                width: 20%;
            }
        }

        @media only screen and (max-width: 480px) {

            ul li {
                width: 50%;
            }
        }
    </style>
</head>
<body>
<ul>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
    <li><img src="img/logo.png" alt="logo"></li>
</ul>
</body>
</html>
